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Variable Valve Timing Actuator Removal/Installation

WARNING: This page is about a different car, the 2003 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
  • The variable valve timing actuator cannot be disassembled because it is a precision unit.
NOTE:
  • The variable valve timing actuator camshaft sprocket is integrated with the variable valve timing actuator and cannot be disassembled.
  1. Remove the camshaft component. (See HYDRAULIC LASH ADJUSTER (HLA) REMOVAL/INSTALLATION .)
  2. Secure the camshaft sprocket in a vise using the SST  .
    Fig 1: Securing Camshaft Sprocket In Vise
    G01929720Courtesy of MAZDA MOTORS CORP.
  3. Loosen the variable valve timing actuator tightening bolt.
  4. Remove the variable valve timing actuator.
  5. Install the variable valve timing actuator using a new tightening bolt.
  6. Secure the camshaft sprocket in a vise using the SST  .
    Fig 2: Securing Camshaft Sprocket In Vise
    G01929721Courtesy of MAZDA MOTORS CORP.
  7. Tighten the variable valve timing actuator tightening bolt in two steps.
    1. Tighten to 40 N.m {4.1 kgf.m, 29.5 ft.lbf}. 
    2. Tighten 90°  .
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